{"id":1516,"date":"2025-06-25T17:23:15","date_gmt":"2025-06-25T16:23:15","guid":{"rendered":"https:\/\/workboot.fr\/ciela\/?page_id=1516"},"modified":"2025-06-25T17:28:08","modified_gmt":"2025-06-25T16:28:08","slug":"les-interfaces","status":"publish","type":"page","link":"https:\/\/workboot.fr\/ciela\/les-interfaces\/","title":{"rendered":"Les interfaces"},"content":{"rendered":"\n<h3 class=\"wp-block-heading\">\ud83e\uddfe <strong>1. Historiquement : noms traditionnels<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Les interfaces r\u00e9seau suivaient une <strong>nomenclature simple<\/strong>, mais pas toujours pr\u00e9visible :<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Interface<\/th><th>Description<\/th><\/tr><\/thead><tbody><tr><td><code>eth0<\/code>, <code>eth1<\/code><\/td><td>Interface Ethernet (filaire)<\/td><\/tr><tr><td><code>wlan0<\/code>, <code>wlan1<\/code><\/td><td>Interface Wi-Fi<\/td><\/tr><tr><td><code>lo<\/code><\/td><td>Boucle locale (loopback) \u2013 <code>127.0.0.1<\/code><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udd34 <strong>Probl\u00e8me<\/strong> : les noms pouvaient <strong>changer entre les red\u00e9marrages<\/strong>, surtout si plusieurs cartes \u00e9taient pr\u00e9sentes (ordre d&rsquo;initialisation non garanti).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udd04 <strong>2. Nouveau syst\u00e8me : \u00ab\u00a0Predictable Network Interface Names\u00a0\u00bb<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Depuis <strong>systemd v197 (2015)<\/strong>, les distributions modernes (Debian, Ubuntu, CentOS, Arch&#8230;) utilisent des <strong>noms d&rsquo;interfaces pr\u00e9visibles<\/strong> pour plus de stabilit\u00e9.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\ud83d\udc49 Exemples :<\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Nom d\u2019interface<\/th><th>Signification<\/th><\/tr><\/thead><tbody><tr><td><code>enp3s0<\/code><\/td><td>Ethernet (PCI bus 3, slot 0)<\/td><\/tr><tr><td><code>wlp2s0<\/code><\/td><td>Wi-Fi (PCI bus 2, slot 0)<\/td><\/tr><tr><td><code>ens33<\/code><\/td><td>Ethernet (interface int\u00e9gr\u00e9e, slot 33)<\/td><\/tr><tr><td><code>enx78e7d1ea46e4<\/code><\/td><td>Interface Ethernet USB (bas\u00e9 sur MAC)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udccc <strong>Pr\u00e9fixes utilis\u00e9s :<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>en*<\/code> \u2192 Ethernet<\/li>\n\n\n\n<li><code>wl*<\/code> \u2192 Wireless<\/li>\n\n\n\n<li><code>ww*<\/code> \u2192 WWAN (modems 3G\/4G)<\/li>\n\n\n\n<li><code>lo<\/code> \u2192 Loopback<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>enp0s10:\n<strong>| | |<\/strong>\n<strong>v | |<\/strong>\nen<strong>| |<\/strong>   --> ethernet\n  <strong>v |<\/strong>\n  p0<strong>|<\/strong>   --> bus number (0)\n   <strong> v<\/strong>\n    s10 --> slot number (10)<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.linuxtricks.fr\/wiki\/nomenclature-des-interfaces-reseau-sous-linux-enp0s3-wlo1\">plus d&rsquo;informations<\/a> avec linuxtricks<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ud83e\uddfe 1. Historiquement : noms traditionnels Les interfaces r\u00e9seau suivaient une nomenclature simple, mais pas toujours pr\u00e9visible : Interface Description eth0, eth1 Interface Ethernet (filaire) wlan0, wlan1 Interface Wi-Fi lo [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_crdt_document":"","_uag_custom_page_level_css":"","footnotes":""},"class_list":["post-1516","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Les interfaces - workboot<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/workboot.fr\/ciela\/les-interfaces\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Les interfaces - workboot\" \/>\n<meta property=\"og:description\" content=\"\ud83e\uddfe 1. 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